The TT LR2512-R22FT1 is a thick film resistor with a resistance of 220 milliohms and a tolerance of 1%. It is packaged in a 2512 case and has a length of 6.5mm and a depth of 3.25mm. The resistor is available on tape and reel and is RoHS compliant.
The SI5903DC-T1-E3/BKN is a surface mount N-channel MOSFET from Vishay with a drain to source breakdown voltage of -20V and a drain to source resistance of 155mR. It has a gate to source voltage of 12V and a maximum operating temperature range of -55 to 15